K29.5
⚠ Non-billable (Header)Unspecified chronic gastritis
Diseases of the digestive system (K00-K95)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Also Known As
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • eosinophilic gastritis or gastroenteritis (K52.81)
- • Zollinger-Ellison syndrome (E16.4)
Child Codes (2)
Clinical Description
ICD-10-CM code K29.5 represents unspecified chronic gastritis. This code falls under the Diseases of the digestive system (K00-K95) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 5-character code at the 4th level of specificity. There are 2 more specific child codes under K29.5. Coders should note that K29.5 has 2 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code K29.5?
ICD-10-CM code K29.5 is "Unspecified chronic gastritis". It belongs to the category: Diseases of the digestive system (K00-K95).
Is K29.5 a billable ICD-10 code?
No, K29.5 is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with K29.5?
K29.5 has 2 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in K29
Other codes in the same category that may be relevant for differential coding:
🧪 Validate Combinations
Add K29.5 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)